Container wagon



FIG. 1 is a front perspective view of a container wagon showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines are included for the purpose of illustrating portions of the container that form no part of the claimed design. 

CLAIM The ornamental design for a container wagon, as shown and described. 